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Radeon HD 4890 XOC / 4890PE51GXOC

Specifications of the Diamond Multimedia Radeon HD 4890 XOC GPU


Diamond Multimedia Radeon HD 4890 XOC (part number 4890PE51GXOC) Graphics Processing Unit for desktop market segment is based on ATI Radeon HD 4890. The GPU is produced on 55 nm technology. The cards graphics frequency is 925 MHz. Furthermore, it has 800 stream processors, 40 texture units, along with 16 color ROPs. The Radeon HD 4890 XOC embeds 1 GB of GDDR5 memory. Since the memory is clocked at 1.05 GHz, and utilizes 256 bit bus, the effective memory bandwidth is 134.4 GB/s. The GPU supports PCI Express 2.0 interface, and needs 2 motherboard slots. This model requires up to 160 Watt of power, same as on the reference design.

More detailed specifications of the Diamond Multimedia Radeon HD 4890 XOC graphics card you will find below.

Name / Brand / Architecture

Manufacturer:Diamond Multimedia
Model:Radeon HD 4890 XOC
Part number:4890PE51GXOC
Based on:ATI Radeon HD 4890 [Compare]
Target market segment:Desktop
Die name:RV790 XT
Architecture:Unified Superscalar Shader Architecture
Fabrication process:55 nm
Transistors:959 million
Bus interface:PCI-E 2.0 x 16

Frequency

Graphics clock:925 MHz

Memory specifications

Memory size:** MB
Memory type:GDDR5
Memory clock:1050 MHz
Memory clock (effective):4.2 GHz
Memory interface width:**-bit
Memory bandwidth:134.4 GB/s

Cores / Texture

Color ROPs:16
Stream processors:800
Texture units:40
Texture fetches / clock cycle:Up to 160
Textures/pixel:Up to 128
RAMDACs:400 MHz
Decoders:DivX
H.2**
MPEG 1
MPEG-2
VC-1

SLI / Crossfire

Maximum crossfire options:4-way

Electric characteristics

Maximum power draw:190 W

Video features

Multi-monitor:Up to 2 displays
Maximum digital resolution:**0 x 1600
Maximum DVI resolution:**0 x 1600
Maximum VGA resolution:2048 x 1536
Anti-Aliasing technologies:24 x CFAA
8 x MSAA
Adaptive MSAA & SSAA
HDMI:Yes
HDMI version:1.3

Performance

Pixel fill rate:14.8 Gigapixels/s
Texture fill rate:37 Gigatexels/s
Single presision compute power:1480 GFLOPS
Double precision compute power:296 GFLOPS

External connectors

Standard display connectors:2 x Dual-Link DVI-I
S-Video
Power connectors:2 x 6-pin
Audio input for HDMI:Yes

Dimensions

Size (length x height):9.125 inches (232 mm) x 3.75 inches (95 mm)
Width:Dual-Slot

Other features / Support

Other features:ATI/AMD PowerPlay
HDCP
High Dynamic Range (HDR) Support
Open CL support:1.0
OpenGL support:3.3
DirectX support:10.1
Shader model:4.1
Windows driver support:Windows 7
Windows Vista
Windows XP
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